a solid compound of an element, usually a metal, with carbon; esp., calcium carbide
Origin of carbidecarb- + -ide
- A binary compound consisting of carbon and a more electropositive element, especially calcium.
- Any of various hard durable materials made of compacted binary compounds of carbon, especially those with silicon, boron, or a heavy metal, used as abrasives and in tools that cut metal.
- (chemistry) Any binary compound of carbon and a more electropositive element
- (chemistry) The polyatomic ion C22−, or any of its salts.
- (chemistry) The monatomic ion C4−, or any of its salts.
- (chemistry) A carbon-containing alloy or doping of a metal or semiconductor, such as steel.
- (chemistry) Tungsten carbide.
- (cycling) trivial name for calcium carbide (CaC2), used to produce acetylene in bicycle lamps in the early 1900s.